28. Black, ------ father of ------ Tom, lost his new watch.

因为专有名词不用冠词,例如：John Brown,Friday; 有一个专有名词和一个普通名词的构成的专有名词通常也不用冠词,例如：London Bridge; 接下来是重点：表示家庭成员（包括保姆、厨师、家教）的名词前不用冠词,好像是专有名词一样,例如：Father has come。Just go and see if cook has your dinner ready。